Package org.bouncycastle.crypto.internal.params

Class KDFFeedbackParameters

java.lang.Object

org.bouncycastle.crypto.internal.params.KDFFeedbackParameters

All Implemented Interfaces:

DerivationParameters

public final class KDFFeedbackParameters
extends java.lang.Object
implements DerivationParameters

Note that counter is only supported at the location presented in the NIST SP 800-108 specification, not in the additional locations present in the CAVP test vectors.

Field Summary

Fields

Modifier and Type	Field	Description
static int	AFTER_FIXED
static int	AFTER_ITER
static int	BEFORE_ITER

Method Summary

Modifier and Type	Method	Description
static KDFFeedbackParameters	createWithCounter(int counterLocation, byte[] ki, byte[] iv, byte[] fixedInputData, int r)
static KDFFeedbackParameters	createWithoutCounter(byte[] ki, byte[] iv, byte[] fixedInputData)
int	getCounterLocation()
byte[]	getFixedInputData()
byte[]	getIV()
byte[]	getKI()
int	getR()
boolean	useCounter()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

BEFORE_ITER

public static final int BEFORE_ITER

See Also:

Constant Field Values

AFTER_ITER

public static final int AFTER_ITER

See Also:

Constant Field Values

AFTER_FIXED

public static final int AFTER_FIXED

See Also:

Constant Field Values

Method Detail

createWithCounter

public static KDFFeedbackParameters createWithCounter(int counterLocation,
                                                      byte[] ki,
                                                      byte[] iv,
                                                      byte[] fixedInputData,
                                                      int r)

createWithoutCounter

public static KDFFeedbackParameters createWithoutCounter(byte[] ki,
                                                         byte[] iv,
                                                         byte[] fixedInputData)

getCounterLocation

public int getCounterLocation()

getKI

public byte[] getKI()

getIV

public byte[] getIV()

useCounter

public boolean useCounter()

getR

public int getR()

getFixedInputData

public byte[] getFixedInputData()